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comparison src/mac/hmac/hmac_process.c @ 280:59400faa4b44 libtomcrypt-orig libtomcrypt-1.05

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Re-import libtomcrypt 1.05 for cleaner propagating. From crypt-1.05.tar.bz2, SHA1 of 88250202bb51570dc64f7e8f1c943cda9479258f
author Matt Johnston <matt@ucc.asn.au>
date Wed, 08 Mar 2006 12:58:00 +0000
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children d5faf4814ddb
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-1:000000000000 280:59400faa4b44
1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
2 *
3 * LibTomCrypt is a library that provides various cryptographic
4 * algorithms in a highly modular and flexible manner.
5 *
6 * The library is free for all purposes without any express
7 * guarantee it works.
8 *
9 * Tom St Denis, [email protected], http://libtomcrypt.org
10 */
11 #include "tomcrypt.h"
12
13 /**
14 @file hmac_process.c
15 HMAC support, process data, Tom St Denis/Dobes Vandermeer
16 */
17
18 #ifdef HMAC
19
20 /**
21 Process data through HMAC
22 @param hmac The hmac state
23 @param in The data to send through HMAC
24 @param inlen The length of the data to HMAC (octets)
25 @return CRYPT_OK if successful
26 */
27 int hmac_process(hmac_state *hmac, const unsigned char *in, unsigned long inlen)
28 {
29 int err;
30 LTC_ARGCHK(hmac != NULL);
31 LTC_ARGCHK(in != NULL);
32 if ((err = hash_is_valid(hmac->hash)) != CRYPT_OK) {
33 return err;
34 }
35 return hash_descriptor[hmac->hash].process(&hmac->md, in, inlen);
36 }
37
38 #endif
39
40
41 /* $Source: /cvs/libtom/libtomcrypt/src/mac/hmac/hmac_process.c,v $ */
42 /* $Revision: 1.3 $ */
43 /* $Date: 2005/05/05 14:35:58 $ */